The Black Plastic 2×18650 Battery Holder Case is a compact and durable holder designed to securely accommodate two 18650 Lithium-Ion batteries. It features a high-quality plastic body and pre-attached leads for easy soldering and connection. When two suitable cells are connected in series, it is suitable for compatible 7.2V nominal battery-pack applications. Ideal for DIY electronics, robotics, Arduino, IoT, and portable battery-powered projects.